Patents by Inventor Matthew L. Nielsen

Matthew L. Nielsen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: D312417
    Type: Grant
    Filed: May 18, 1988
    Date of Patent: November 27, 1990
    Inventors: Matthew L. Nielsen, Joan Nielsen